A Monograph of the Fresh-water Polyzoa, Including All the Known Species, Both British and ForeignRay Society, 1856 - 119 páginas |
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... present , their singular repetition in this type of the physiognomical features and habits of a totally different one , the great beauty of their forms , and the facility with which they can in general be observed in a living state ...
... present , their singular repetition in this type of the physiognomical features and habits of a totally different one , the great beauty of their forms , and the facility with which they can in general be observed in a living state ...
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... present , to bring them definitely before the student , even though the future discovery of intermediate forms may disentitle them to a proper specific rank . While the present work , in its purely zoographical relations , is entirely ...
... present , to bring them definitely before the student , even though the future discovery of intermediate forms may disentitle them to a proper specific rank . While the present work , in its purely zoographical relations , is entirely ...
Página 1
... present work is to be devoted . It will be well , however , before entering into the detailed treatment of our subject , to take a general historical view of the facts which led to the establishment of the Polyzoa as a distinct class of ...
... present work is to be devoted . It will be well , however , before entering into the detailed treatment of our subject , to take a general historical view of the facts which led to the establishment of the Polyzoa as a distinct class of ...
Página 2
... present day has been in general adoption . It was just at this time that Abraham Trembley was engaged in his famous experiments on the Hydra , which Leeuwenhock had originally discovered , attached to the leaves of Lemna , along with ...
... present day has been in general adoption . It was just at this time that Abraham Trembley was engaged in his famous experiments on the Hydra , which Leeuwenhock had originally discovered , attached to the leaves of Lemna , along with ...
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... present Memoir . † Notwithstanding , however , the completeness with which the ascidian type of structure had now been recognised in the Polyzoa , naturalists had not yet emancipated themselves from the old notion that the closest ...
... present Memoir . † Notwithstanding , however , the completeness with which the ascidian type of structure had now been recognised in the Polyzoa , naturalists had not yet emancipated themselves from the old notion that the closest ...
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Términos y frases comunes
adherent Alcyonella Alcyonella fungosa Alcyonella stagnorum alimentary canal Allman anatomy animal annulus Ascidian attached become Beneden Bowerbankia Brachiopoda branches branchial sac Brit Brux campanulata cavity cell character cilia cœnćcium crescentic Cristatella Cristatella mucedo d'eau douce described Difflugia disc distinct Dumortier ectocyst embryo endocyst epistome exserted external fibres flabellum fluid fresh-water Polyzoa funiculus ganglion genera genus Gervais hćmal Hancock hippocrepian Hist homologous intestine invaginated l'Acad Lamarck layer Leidy Linnćus lophophore Lophopus crystallinus margin Mém membrane memoir Meyen mouth Müller Naisa naturalists observed œsophagus organ orifice Original figures ovary ovum Paludicella parieto-vaginal muscles peculiar Pedicellina perigastric space Plumatella repens Polype ŕ Panache polypide Polyzoon portion present Raspail respiratory retraction retractor retractor muscles Rösel seen septa side species specimens statoblasts stomach structure surface tentacles tentacula tentacular crown tentacular sheath thoracic chamber transparent transverse Trembley tubes Tubularia repens tunic Tunicata Urnatella walls Zooph Zoophytes